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What is Passivhaus? Passivhaus is a methodology and set of standards related to low-energy building, originally developed in Germany in the 1990s, with the aim of codifying an approach to creating buildings which use between 75% and 90% less energy than traditional designs. Standards for new builds in a European climate are as follows (with […]

What are Ground Source Heat Pumps? Ground source heat pumps (also known as ground-to-water heat pumps) work by transferring heat from below the ground outside your home or business and raising the temperature via a heat exchange and compression system to heat water for central heating systems and for hot water cylinders supplying taps, showers,

What are Air Source Heat Pumps? Air source heat pumps, also known as air-to-water heat pumps, are a common type of heat pump used in domestic and commercial settings to transfer heat from the outside air to a closed water system within the building — supplying radiators, underfloor heating pipes or hot water storage cylinders.